Finding the Fourth Proportional to 268,674.75, 370,771.14 and 147,813.44
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Solution
The fourth proportional to 268,674.75, 370,771.14 and 147,813.44 is: 203,982.54
Step by Step Solution
- Step 1: Write the proportion equation
268,674.75 : 370,771.14 = 147,813.44 : x - Step 2: Convert to fraction form
268,674.75/370,771.14 = 147,813.44/x - Step 3: Cross multiply
268,674.75x = 370,771.14 × 147,813.44 - Step 4: Simplify right side
268,674.75x = 54,804,958,952.58 - Step 5: Solve for x
x = 54,804,958,952.58/268,674.75 - Step 6: Final answer
x = 203,982.54
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.